Recent Examples on the WebAnd most purple urchins aren’t marketable because their only edible parts, their gonads, are considered too small. Maurice Roper, National Geographic, 30 Apr. 2020 The signal is read by cells that go on to form the animal's gonads, which go on to produce hormones that direct the turtle's development. John Timmer, Ars Technica, 17 Apr. 2020 But the urchins living in barren environments have little to eat so their insides, including their prized golden gonads, are shriveled and commercially worthless.Smithsonian, 21 Sep. 2019 The one positive is that purple urchins have fleshy gonads known to sushi lovers as uni. Peter Fimrite, SFChronicle.com, 22 Oct. 2019 The body and brain swap information via the chemicals released by endocrine organs like the thyroid and gonads, as well as parts of the immune system. Joe Pappalardo, Popular Mechanics, 23 Sep. 2019 After the spring, their male gonads age and drop off in a single molt and an ovary develops. Emily Toomey, Smithsonian, 28 June 2019 Credit where credit is due: Evolution has invented a galaxy of clever adaptations, from fish that swim up sea cucumber butts and eat their gonads, to parasites that mind-control their hosts in wildly complex ways. Matt Simon, WIRED, 4 July 2019 The hermaphrodite has 302 neurons, which connect to 132 muscles and 26 other spots, such as the gut, gonads and skin. Karen Weintraub, Scientific American, 3 July 2019 See More